private static PsiElement[] getParameterElementsToSearch(final PsiParameter parameter) {
final PsiMethod method = (PsiMethod) parameter.getDeclarationScope();
PsiMethod[] overrides =
OverridingMethodsSearch.search(method, true).toArray(PsiMethod.EMPTY_ARRAY);
for (int i = 0; i < overrides.length; i++) {
overrides[i] = (PsiMethod) overrides[i].getNavigationElement();
}
List<PsiElement> elementsToSearch = new ArrayList<PsiElement>(overrides.length + 1);
elementsToSearch.add(parameter);
int idx = method.getParameterList().getParameterIndex(parameter);
for (PsiMethod override : overrides) {
final PsiParameter[] parameters = override.getParameterList().getParameters();
if (idx < parameters.length) {
elementsToSearch.add(parameters[idx]);
}
}
return elementsToSearch.toArray(new PsiElement[elementsToSearch.size()]);
}
